M4 or M-4 most often refers to:
- M4 carbine, an American carbine
- M4 Sherman, an American World War II medium tank
M4, M04, or M-4 may also refer to:
Arts and entertainment
- M4 (EP), a 2006 EP by Faunts
- M4 (video game), a 1992 computer game developed for the Macintosh
- M.IV ("Matrix IV"), the fictional Warner Brothers videogame project inside the 2021 film The Matrix Resurrections
- Former name of band First to Eleven
Military
Weapons
- Benelli M4 Super 90, an Italian semi-automatic,gas-operated shotgun
- M4 autocannon, an American 37 mm automatic gun
- M4 Selectable Lightweight Attack Munition (SLAM), an American land mine
- M4 SLBM, a French submarine-launched ballistic missile from 1985
- M4 Survival Rifle, an American rifle in aircraft survival gear
- Spectre M4, an Italian submachine gun
- M4 bayonet, an American World War II bayonet used for the M1 Carbine
- Gross-Basenach M IV, a pre-WWI German military semi-rigid airship
Aircraft, ships, and vehicles
- HSwMS Carlskrona (M04), a 1980 Swedish Navy minelayer, later redesignated as ocean patrol vessel P04
- HSwMS M4, a Swedish Navy mine sweeper
- HMS Roberts (1915) (M4), a WWI British Royal Navy monitor
- HMS M4 (1919), a British M-class submarine
- M4 tractor, a U.S. Army artillery tractor from 1943
- Myasishchev M-4, a 1950s Soviet strategic bomber aircraft
- Meusel M-IV, a German glider; see List of German gliders
Other uses in military
- M4 flame fuel thickening compound, a substance used in fire bombs and incendiary weapons
- M4 (German Navy 4-rotor Enigma), a variant of the Enigma cryptography machine
- M04, desert variant of M05, a camouflage pattern used by the Finnish Defence Forces
Science and technology
Biology, medicine and organic chemistry
- ATC code M04, Antigout preparations, a subgroup of the Anatomical Therapeutic Chemical Classification System
- British NVC community M4, a type of mire plant community in the British National Vegetation Classification system
- M4, the FAB classification of acute myelomonocytic leukemia
- Muscarinic acetylcholine receptor M4, a protein
Computing and electronics
- Apple M4, a central processing unit in the Apple M series
- m4 (computer language), a macro processing language
- M4, part number for a 1N400x general purpose diode
- Sony Xperia M4 Aqua, a mobile phone
- ARM Cortex-M#Cortex-M4, a processor family
Other uses in science and technology
- Messier 4 (M4), a globular cluster in the Scorpius constellation of stars
- Leica M4, a 1967 35 mm camera
- M4, an ISO metric screw thread
- Foton-M No.4, a Russian microgravity and bioscience research spacecraft launched in July 2014
Transportation
Air
- Covington Municipal Airport (Tennessee), FAA location identifier M04
- Maule M-4, a 1960 American four-seat cabin monoplane aircraft
- Miles M.4 Merlin, a 1930s British five-seat cabin monoplane aircraft
Rail
- Bucharest Metro Line M4, Romania
- Line 4 (Budapest Metro), Metro 4 or M4, Hungary
- M4 (Copenhagen), a future expansion of the Copenhagen Metro, Denmark
- M4 (Istanbul Metro), a subway line on the Asian side of Istanbul, Turkey
- M4, variant of the M2, an American electric multiple unit on the Metro-North Railroad
- M4, an American rapid transit car on the Market–Frankford Line
- Milan Metro Line 4, rapid transit line in Milan, Italy
- Sri Lanka Railways M4, a class of diesel-electric locomotive
- M4 (Warsaw), proposed subway line in Warsaw, Poland
Road
- BMW M4, a car
- M4 Vacamatic, a 1941 semi-automatic transmission made by Chrysler
- M4, a bus route of Fifth and Madison Avenues Line, New York City, U.S.
- Mid-engine, four-wheel-drive layout, or M4 layout, an automotive design
- List of M4 roads
Other uses
- Héctor David Delgado Santiago (1975–2013, alias El Metro 4, sometimes M4), deceased Mexican drug lord
- M4, a measure of money supply
- M4-, M4+ and M4x, disciplines in men's rowing
- MLBB M4 World Championship, the fourth esports world championship for the mobile game Mobile Legends: Bang Bang held in 2023
- M4, a difficulty grade in mixed climbing
See also
Search for "m4" or "m-4" on Misplaced Pages.
- All pages with titles containing M4
- All pages with titles beginning with M4
- MIV (disambiguation)
- 4M (disambiguation)
Topics referred to by the same termThis disambiguation page lists articles associated with the same title formed as a letter–number combination.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: